public bool IsWorkingDay(DateTime testDate)
{
if (testDate.DayOfWeek == DayOfWeek.Saturday || testDate.DayOfWeek == DayOfWeek.Sunday)
{
return(false);
}
if (_cacheService.Holidays.Any(h => NonWorkingHolidays.Contains(h.DateType) && h.Date == testDate.Date))
{
return(false);
}
return(true);
}
public int GetWorkDaysBetween(DateTime firstDate, DateTime secondDate)
{
if (secondDate < firstDate)
{
throw new ArgumentException("First Date must be before secondDate");
}
if (firstDate.TimeOfDay.Ticks != 0)
{
throw new ArgumentException($"{nameof(firstDate)} includes a time other than midnight. Use the Date property to get a pure date.", nameof(firstDate));
}
if (secondDate.TimeOfDay.Ticks != 0)
{
throw new ArgumentException($"{nameof(secondDate)} includes a time other than midnight. Use the Date property to get a pure date.", nameof(secondDate));
}
if (firstDate.Kind != secondDate.Kind)
{
throw new ArgumentException($"{nameof(firstDate)} has kind {firstDate.Kind} which is different from {nameof(secondDate)} kind {secondDate.Kind}");
}
int fullWeeks = (secondDate - firstDate).Days / 7;
int rest = (secondDate - firstDate).Days % 7;
if (secondDate.DayOfWeek < firstDate.DayOfWeek) // Wraps over a weekend.
{
rest -= secondDate.DayOfWeek == DayOfWeek.Sunday ? 1 : 2;
}
else
{
rest -= firstDate.DayOfWeek == DayOfWeek.Sunday ? 1 : 0;
}
rest -= _cacheService.Holidays.Where(h =>
NonWorkingHolidays.Contains(h.DateType) &&
h.Date >= firstDate && h.Date < secondDate)
.AsEnumerable()
.Where(h => h.Date.DayOfWeek >= DayOfWeek.Monday && h.Date.DayOfWeek <= DayOfWeek.Friday)
.Count();
return(fullWeeks * 5 + rest);
}